Bestec ATX-250-12E 250W ATX Power Supply
Brand: Bestec · SKU: ATX-250-12E · MPN: ATX-250-12E · Category: Components
This is an original Bestec/Gateway 250W ATX Computer Power Supply. It features a 20-Pin Main ATX Connector, 4x IDE Molex Power Connectors, and 1x FDD Power Connector. Dimensions are approximately 5.9" (W) x 3.4" (H) x 5.5" (D). The unit is often associated with older desktop PCs and may be sold as refurbished or new old stock. DC Output specifications from one source indicate: +3.3V 20A, +5V 25A, +12V 13A, -12V 0.8A, +5Vsb 2A. Another source lists input voltage as 200-240V AC at 3A, 50-60Hz. Other information suggests it is a Mini ATX form factor with dimensions 150mm x 85mm x 140mm.
Specifications
| Frequency | 50-60Hz |
|---|---|
| Connectors | 20-Pin Main ATX, 4x IDE Molex, 1x FDD |
| Form Factor | ATX / Mini ATX |
| DC Output +5V | 25A |
| Input Voltage | 200-240V AC (some variations may support 100-127V AC) |
| DC Output +12V | 13A (or 12A in some versions) |
| DC Output -12V | 0.8A |
| DC Output +3.3V | 20A (or 18A in some versions) |
| DC Output +5VSB | 2A |
| Maximum Power Output | 250 Watts |
| Specification Standard | ATX |
| Warranty | 30 days included (Refurbished), extended warranties may be available through third-party sellers. Radwell offers a 2-year warranty on discontinued units. |
| Weight | 2.77 lbs |
| Dimensions | 5.9" (W) x 3.4" (H) x 5.5" (D) or 150mm x 85mm x 140mm |
Key Features
The Bestec ATX-250-12E is a 250-watt ATX form factor power supply unit, frequently used as a replacement unit for Gateway or other brand desktop PCs. It utilizes an ATX specification with a 20-pin main connector. Some schematics suggest it uses an active PFC circuit with a forward converter and magamp regulator for the 3.3V output, including overvoltage protection.
Technical Deployment Advisory
Target Personnel
Field Engineers
Infrastructure Fit
Server Fleet Uniformity
"The ATX-250-12E is the primary choice for Field Engineers performing critical Server Fleet Uniformity tasks. It meets all OEM performance specifications for Bestec systems."
Frequently Asked Questions
Is this product genuine OEM?
Yes, this Bestec ATX-250-12E 250W ATX Power Supply (ATX-250-12E) is 100% genuine Bestec hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
What warranty is included?
This Bestec ATX-250-12E 250W ATX Power Supply includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
How long does shipping take?
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Can I return this product?
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Is the Bestec ATX-250-12E 250W ATX Power Supply compatible with my system?
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the ATX-250-12E.